BzzAgent.com which is a great site that lets you try products for free or use new services at a discount and then spread the word about it.
Right now they're doing something a little different...they're doing the COVERGIRL 50th anniversary campaign. All you have to do is go to COVERGIRL's facebook page, like them, and sign up for the campaign. You can add your own picture and tell them why you're a covergirl, and just for signing up you get the chance to get free samples, products, and the chance to win contests.
Check it out...click here to visit their facebook page and don't forget to like them and sign up to add your own picture!